Table 1 Comparison of LL, SS, IHI, and IVA between both groups

LL (°)

39.03 ± 11.30

33.30 ± 12.23

3.12

< 0.01

SS (°)

35.21 ± 7.67

30.70 ± 8.38

3.966

< 0.01

 L3/4

30.01 ± 3.96

25.54 ± 6.29

2.805

< 0.01

 L4/5

31.92 ± 5.22

28.03 ± 5.79

2.902

< 0.01

 L5/S1

33.66 ± 5.39

29.73 ± 7.19

3.353

< 0.01

 L3/4

6.10 ± 2.63

5.02 ± 2.93

0.984

> 0.05

 L4/5

6.49 ± 3.80

6.54 ± 3.97

− 0.095

> 0.05

 L5/S1

12.37 ± 4.40

9.52 ± 4.94

3.081

< 0.01